Keychain commands

config
    - system 
        - security
            - [no] keychain keychain-name
                - description description-string
                - no description
                - direction {uni | bi}
                    - bi
                        - entry entry-id [key authentication-key | hash-key | hash2-key [hash | hash2] algorithm algorithm]
                        - no entry entry-id
                            - begin-time date hours-minutes [UTC]
                            - begin-time {now| forever}
                            - no begin-time 
                            - [no] shutdown
                            - tolerance [seconds | forever]
                    - uni
                        - receive
                            - entry entry-id [key authentication-key | hash-key | hash2-key [hash | hash2] algorithm algorithm]
                            - no entry entry-id
                                - begin-time date hours-minutes [UTC] 
                                - begin-time {now| forever}
                                - no begin-time
                                - end-time date hours-minutes [UTC] 
                                - end-time {now| forever}
                                - no end-time
                                - [no] shutdown
                                - tolerance [seconds | forever]
                        - send
                            - entry entry-id [key authentication-key | hash-key | hash2-key [hash | hash2] algorithm algorithm]
                            - no entry entry-id 
                                - begin-time date hours-minutes [UTC] 
                                - begin-time {now| forever}
                                - no begin-time
                                - [no] shutdown
                - [no] shutdown
                - tcp-option-number
                    - receive option-number
                    - send option-number